Math

public class chp3_10_2 {
	public static void main(String[] args) {
		double z1, z2, z3, z4;
		int x=5, y=3, n=2, c=2;
		
		z1 = Math.log(Math.pow(x-y, n));
		z2 = Math.abs(Math.pow(x, 2) - Math.pow(y, Math.pow(2, n)));
		z3 = Math.sqrt(Math.pow(x, 2) - Math.pow(y, 2));
		z4 = Math.exp(c * Math.pow(x, 2));
		
		System.out.println(z1);
		System.out.println(z2);
		System.out.println(z3);
		System.out.println(z4);
	}
}